The whole collection
Each one is a small world of its own: its own subject, its own pace.
Art Studio
Four crafts in one studio — marbling, sand, scratch art and glow
free with in-app purchases Android
Geo Quiz
A geography quiz — the whole world, plus four countries in depth
free with in-app purchases Android
Word Games
Six word games in four languages — Chechen, Kazakh, Turkish, Azerbaijani
free with in-app purchases Android
Mosques of Istanbul
An offline atlas of the city's mosque architecture — profiles, map and walks
free with in-app purchases Android
Black Holes & Magnetars
A reference guide to the most extreme objects in the Universe, built on real data
free with in-app purchases Android